<!DOCTYPE html>
<html>
  <head>
    <meta charset='utf-8' /> 
     
   
    <style>
      body {
          background: black;
      }
       
      .fill {
          position: absolute;
          top: 0;
          right: 0;
          bottom: 0;
          left: 0;
      }
       
      a {
          display: block;
          position: fixed;
          top: 0px; left: 0px;
          color: #fcc;
          text-decoration: none;
          padding: 4px;
          background: rgba(52,52,52,0.5);
          font: 12px Verdana, sans-serif;
          z-index: 1;
      }
       
      .clock {
          position: absolute;
          opacity: 1;
      }
       
      .fill .clock {
          left: 50%;
          top: 50%;
      }
       
      .centre {
          position: absolute;
          top: 50%;
          left: 50%;
          width: 0;
          height: 0;
      }
       
      .expand {
          position: absolute;
          top: 0;
          left: 0;
          transform: translate(-50%, -50%);
      }
       
      .anchor {
          position: absolute;
          top: 0;
          left: 0;
          width: 0;
          height: 0;
      }
       
      .element {
          position: absolute;
          top: 0;
          left: 0;
      }
       
      .round {
          border-radius: 296px;
      }
       
      .circle-1 {
          background: white;
          width: 12px;
          height: 12px;
      }
       
      .circle-2 {
          background: #FA9F22;
          width: 8px;
          height: 8px;
      }
       
      .circle-3 {
          background: black;
          width: 4px;
          height: 4px;
      }
       
      .second {
          transform: rotate(180deg);
      }
       
      .minute {
          transform: rotate(54deg);
      }
       
      .second-hand {
          width: 2px;
          height: 164px;
          background: #FA9F22;
          transform: translate(-50%,-100%) translateY(24px);
      }
       
      .hour {
          transform: rotate(304.5deg);
      }
       
      .thin-hand {
          width: 4px;
          height: 50px;
          background: white;
          transform: translate(-50%,-100%);
      }
       
      .fat-hand {
          width: 10px;
          height: 57px;
          border-radius: 10px;
          background: white;
          transform: translate(-50%,-100%) translateY(-18px);
      }
       
      .minute-hand {
          height: 112px;
      }
       
      .hour-text {
          position: absolute;
          font: 40px Hei, Helvetica, Arial, sans-serif;
          color: white;
          transform: translate(-50%,-50%);
      }
       
      .hour-10 {
          padding-left: 0.4ex;
      }
      .hour-11 {
          padding-left: 0.25ex;
      }
       
      .minute-text {
          position: absolute;
          font: 12px Avenir Next, Helvetica, Arial, sans-serif;
          color: white;
          transform: translate(-50%,-50%);
      }
       
      .minute-line {
          background: white;
          width: 1px;
          height: 9px;
          transform: translate(-50%,-100%) translateY(-131px);
          opacity: 0.34;
      }
    </style>
  </head>
  <body>
     
    
 
 
<div class="fill">
  <div class="reference"></div>
  <div class="clock" id="utility-clock">
    <div class="centre">
      <div class="dynamic"></div>
      <div class="expand round circle-1"></div>
      <div class="anchor hour">
        <div class="element thin-hand"></div>
        <div class="element fat-hand"></div>
      </div>
      <div class="anchor minute">
        <div class="element thin-hand"></div>
        <div class="element fat-hand minute-hand"></div>
      </div>
      <div class="anchor second">
        <div class="element second-hand"></div>
      </div>
      <div class="expand round circle-2"></div>
      <div class="expand round circle-3"></div>
    </div>
  </div>
</div>
     
  </body>
 
  <script type="text/javascript">
  //return;
      var clock = document.querySelector('#utility-clock')
      utilityClock(clock)

      autoResize(clock, 295 + 32)
       
      function utilityClock(container) {
          var dynamic = container.querySelector('.dynamic')
          var hourElement = container.querySelector('.hour')
          var minuteElement = container.querySelector('.minute')
          var secondElement = container.querySelector('.second')
          var minute = function(n) {
              return n % 5 == 0 ? minuteText(n) : minuteLine(n)
          }
          var minuteText = function(n) {
              var element = document.createElement('div')
              element.className = 'minute-text'
              element.innerHTML = (n < 10 ? '0' : '') + n
              position(element, n / 60, 135)
              dynamic.appendChild(element)
          }
          var minuteLine = function(n) {
              var anchor = document.createElement('div')
              anchor.className = 'anchor'
              var element = document.createElement('div')
              element.className = 'element minute-line'
              rotate(anchor, n)
              anchor.appendChild(element)
              dynamic.appendChild(anchor)
          }
          var hour = function(n) {
              var element = document.createElement('div')
              element.className = 'hour-text hour-' + n
              element.innerHTML = n
              position(element, n / 12, 105)
              dynamic.appendChild(element)
          }
          var position = function(element, phase, r) {
              var theta = phase * 2 * Math.PI
              element.style.top = (-r * Math.cos(theta)).toFixed(1) + 'px'
              element.style.left = (r * Math.sin(theta)).toFixed(1) + 'px'
          }
          var rotate = function(element, second) {
              element.style.transform = element.style.webkitTransform = 'rotate(' + (second * 6) + 'deg)'
          }
          var animate = function() {
              var now = new Date()
              var time = now.getHours() * 3600 +
                          now.getMinutes() * 60 +
                          now.getSeconds() * 1 +
                          now.getMilliseconds() / 1000
              rotate(secondElement, time)
              rotate(minuteElement, time / 60)
              rotate(hourElement, time / 60 / 12)
              requestAnimationFrame(animate)
          }
          for (var i = 1; i <= 60; i ++) minute(i)
          for (var i = 1; i <= 12; i ++) hour(i)
          animate()
      }
       
      function autoResize(element, nativeSize) {
        var update = function() {
          var parent = element.offsetParent
          var scale = Math.min(parent.offsetWidth, parent.offsetHeight) / nativeSize
          element.style.transform = element.style.webkitTransform = 'scale(' + scale.toFixed(3) + ')'
        }
        update()
        window.addEventListener('resize', update)
      }
       
    </script>
</html>